NXP / Mbed 2 deprecated frdm-k64F_Wifi_M2X_Acc

AT&T M2X example featuring FRDM-K64F and Seed Grove Wifi to stream the Accelerometer X, Y, Z-axis values

Dependencies:   ESP8266Interface FXOS8700Q M2XStreamClient jsonlite mbed

Fork of frdm-k64F_Wifi_M2X_Acc by NXP

main.cpp@4:3c1d712dcc48, 2015-12-11 (annotated)

Committer:
mbedAustin
Date:
Fri Dec 11 00:25:01 2015 +0000
Revision:
4:3c1d712dcc48
Parent:
3:694a1a67b156
Child:
5:2f6125e8ee48
made default wifi pins match K64F

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jb8414 0:ece599ab76bb 1 #include "mbed.h"
jb8414 0:ece599ab76bb 2 #include "FXOS8700Q.h"
jb8414 0:ece599ab76bb 3 #include "M2XStreamClient.h"
mbedAustin 3:694a1a67b156 4 #include "ESP8266Interface.h"
mbedAustin 3:694a1a67b156 5 #include "TCPSocketConnection.h"
jb8414 0:ece599ab76bb 6
jb8414 0:ece599ab76bb 7
jb8414 0:ece599ab76bb 8 #ifndef MAX
jb8414 0:ece599ab76bb 9 #define max(a,b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a > _b ? _a : _b; })
jb8414 0:ece599ab76bb 10 #endif
jb8414 0:ece599ab76bb 11
jb8414 0:ece599ab76bb 12 #ifndef MIN
jb8414 0:ece599ab76bb 13 #define min(a,b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a < _b ? _a : _b; })
jb8414 0:ece599ab76bb 14 #endif
jb8414 0:ece599ab76bb 15
jb8414 1:c7b9e522cc8e 16 char deviceId[] = "<device id>"; // Device you want to push to
jb8414 1:c7b9e522cc8e 17 char streamName[] = "<stream name>"; // Stream you want to push to
jb8414 1:c7b9e522cc8e 18 char m2xKey[] = "<m2x api key>"; // Your M2X API Key or Master API Key
jb8414 0:ece599ab76bb 19
mbedAustin 3:694a1a67b156 20 /*
mbedAustin 4:3c1d712dcc48 21 * ESP8266 Wifi Config, connect it to D0 on Seeed Grove shield
mbedAustin 3:694a1a67b156 22 */
mbedAustin 4:3c1d712dcc48 23 ESP8266Interface wifi(D1,D0,D3,"wifi-name","wifi-password",115200); // TX,RX,Reset,SSID,Password,Baud
mbedAustin 3:694a1a67b156 24
jb8414 0:ece599ab76bb 25 int main()
jb8414 0:ece599ab76bb 26 {
mbedAustin 3:694a1a67b156 27 printf("Starting...\r\n");
mbedAustin 3:694a1a67b156 28
mbedAustin 3:694a1a67b156 29 // connect to wifi
mbedAustin 3:694a1a67b156 30 wifi.init(); //Reset
mbedAustin 3:694a1a67b156 31 wifi.connect(); //Use DHCP
mbedAustin 3:694a1a67b156 32 printf("IP Address is %s \n\r", wifi.getIPAddress());
jb8414 0:ece599ab76bb 33
jb8414 0:ece599ab76bb 34 // Initialize the M2X client
jb8414 0:ece599ab76bb 35 Client client;
mbedAustin 3:694a1a67b156 36 M2XStreamClient m2xClient(&client, m2xKey,1,"52.22.150.98");
jb8414 0:ece599ab76bb 37 int ret;
jb8414 0:ece599ab76bb 38
jb8414 0:ece599ab76bb 39 // Create an accelerometer instance
jb8414 0:ece599ab76bb 40 FXOS8700Q_acc acc( PTE25, PTE24, FXOS8700CQ_SLAVE_ADDR1); // Proper Ports and I2C Address for K64F Freedom board
jb8414 0:ece599ab76bb 41 acc.enable();
jb8414 0:ece599ab76bb 42 printf("\r\n\nFXOS8700Q Who Am I= %X\r\n", acc.whoAmI());
jb8414 0:ece599ab76bb 43
jb8414 0:ece599ab76bb 44 while (true) {
jb8414 0:ece599ab76bb 45
jb8414 0:ece599ab76bb 46 float x, y, z;
jb8414 0:ece599ab76bb 47 acc.getX(&x);
jb8414 0:ece599ab76bb 48 acc.getY(&y);
jb8414 0:ece599ab76bb 49 acc.getZ(&z);
jb8414 0:ece599ab76bb 50
jb8414 0:ece599ab76bb 51 printf("Accel X: %1.2f, Y: %1.2f, Z: %1.2f\n\r", x, y, z);
jb8414 0:ece599ab76bb 52
jb8414 0:ece599ab76bb 53 // Calculate pitch and roll. Find the maximum tilt angle.
jb8414 0:ece599ab76bb 54 float pitch = atan(x / sqrt(y * y + z * z));
jb8414 0:ece599ab76bb 55 float roll = atan(y / sqrt(x * x + z * z));
jb8414 0:ece599ab76bb 56 float maxTilt =
jb8414 0:ece599ab76bb 57 max(abs(roll), abs(pitch)) * 180.0 / 3.14159;
jb8414 0:ece599ab76bb 58 printf("pitch: %5.1f roll: %5.1f maxTilt: %5.1f\n\r",
jb8414 0:ece599ab76bb 59 pitch, roll, maxTilt);
jb8414 0:ece599ab76bb 60
jb8414 0:ece599ab76bb 61 // If the maximum title is over 20 degrees, then send
jb8414 0:ece599ab76bb 62 // data to stream
mbedAustin 3:694a1a67b156 63
jb8414 1:c7b9e522cc8e 64 ret = m2xClient.updateStreamValue(deviceId, streamName, maxTilt);
jb8414 0:ece599ab76bb 65 printf("send() returned %d\r\n", ret);
jb8414 2:68b759c89fd9 66 wait(1.0);
mbedAustin 3:694a1a67b156 67
jb8414 0:ece599ab76bb 68 }
jb8414 0:ece599ab76bb 69 }